#define _CRT_SECURE_NO_WARNINGS 1

#include <stdio.h>

int main() {
    int M = 0;
    scanf("%d", &M);
    if (M >= 1 && M <= 100000) {
        if (M % 5 == 0)
            printf("YES");
        else
            printf("NO");
    }
    else {
        printf("Fault");
    }

    return 0;
}